Jianliang Xu
Associate Professor

Department of Computer Science (Map)
Hong Kong Baptist University
Kowloon Tong, Hong Kong

Tel: +852 3411 5808     Fax: +852 3411 7892

Jianliang Xu joined the Computer Science Department of Hong Kong Baptist University after he received his PhD from Hong Kong University of Science and Technology in 2002. He received the B.Eng. degree (summa cum laude) in Computer Science and Engineering from Zhejiang University, Hangzhou, China in 1998. He is a member of the e-Transformation Research Centre at Hong Kong Baptist University.

Dr. Xu has served as a program committee member and an organizing committee member for various international conferences. He is a senior member of IEEE.

Current Research Interests:
    Data Management, Mobile/Pervasive Computing, Wireless Sensor Networks, and Distributed Systems.
News and Events:  
Recent Projects:
  • FLASH: Query Processing in Flash-Based Storage-Centric Sensor Networks (PI, RGC/GRF, HKBU210808, 2009-2011, $307,657)
  • DEFACTO: Data-Centric Filter Management and Routing Optimization for Distributed Monitoring Systems (PI, RGC/CERG, HKBU211307, 2008-2010, $381,150)
  • iPDA: Privacy-Preserving Location-based Data Access in Mobile Environments (PI, RGC/CERG, HKBU211206, 2006-2009, $356,000)
  • ECOQUAD: Energy-Conserving Quality-Aware Data Collection in Wireless Sensor Networks (PI, RGC/CERG, HKBU211505, 2005-2008, $391,684)
Selected Recent Publications: (Complete List, DBLP, Google Scholar)
Data Privacy in Location-Based Services
  • J. Xu, X. Tang, H. Hu, and J. Du. "Privacy-Conscious Location-Based Queries in Mobile Environments." IEEE Transactions on Parallel and Distributed Systems (TPDS), accepted, 2009. [pdf]
  • H. Hu, J. Xu, and D. L. Lee. "PAM: An Efficient and Privacy-Aware Monitoring Framework for Continuously Moving Objects." IEEE Transactions on Knowledge and Data Engineering (TKDE), accepted, 2009. [pdf]
  • H. Hu and J. Xu. "Non-Exposure Location Anonymity." Proc. IEEE 25th International Conference on Data Engineering (ICDE '09 ), Shanghai, China, March 2009. (Acceptance ratio=17%) [pdf]
Sensor Data Management
  • D. Wang, J. Xu, J.-C. Liu, and F. Wang. "Mobile Filtering for Error-Bounded Data Collection in Sensor Networks." In IEEE ICDCS, Beijing, China, June 2008. (Acceptance ratio=16%) [pdf]
  • X. Tang and J. Xu. "Optimizing Lifetime for Continuous Data Aggregation with Precision Guarantees in Wireless Sensor Networks." IEEE/ACM Transactions on Networking (ToN), 16(4): 904-917, August 2008. [pdf]
  • M. Wu, J. Xu, X. Tang, and W.-C. Lee. "Top-k Monitoring in Wireless Sensor Networks." IEEE Transactions on Knowledge and Data Engineering (TKDE), 19(7): 962-976, July 2007. [pdf]
Distributed and P2P Systems
  • H. Hu, J. Xu, C. Ren and B. Choi. "Processing Private Queries over Untrusted Data Cloud through Privacy Homomorphism." Proc. the 27th IEEE International Conference on Data Engineering (ICDE '11), Hannover, Germany, April 2011.
  • Y. Tang, J. Xu, S. Zhou, and W.-C. Lee. "m-LIGHT: Indexing Multi-Dimensional Data over DHTs." Proc. the 29th IEEE Int'l Conference on Distributed Computing Systems (ICDCS '09), Montreal, Quebec, Canada, May 2009. (Acceptance ratio=16%) [pdf]
  • Y. Tang, S. Zhou, and J. Xu. "LIGHT: A Query-Efficient yet Low-Maintenance Indexing Scheme over DHTs." IEEE Transactions on Knowledge and Data Engineering (TKDE), accepted in Jan. 2009. [pdf]